National Science Olympiad Forum By SOF Olympiad Trainer - Page 98

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 3

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 8
Answer is option (C) Z

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Subject :NSO    Class : Class 4

Read the given statements and select the option that correctly identifies them as true(T) and false (F) ones.
(i) Copper and gold are ductile materials.
(ii) Winnowing is used to separate grains from stalks by beating them.
(iii) Generally solubility of gases decreases with increase in temperature.
(iv) Oxygen gas is insoluble in water.

(i) (ii) (iii) (iv)
A T T F F
B F F F T
C T F T F
D F T F T


C

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Subject :NSO    Class : Class 8

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 8
I THINK ANSWER B IS CORRECT Digestion of food begins in Q and gets completed in T

Ans 2:

Class : Class 8
THE CORRECT ANSWER IS OPTION B AS THE DIGESTION STARTS IN THE MOUTH. TO BE MORE CLEAR, WE CAN SAY THAT MECHANICAL DIGESTION STARTS IN MOUTH BY OUR TEETH AND TONGUE.

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Subject :NSO    Class : Class 5

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Class : Class 6

Ans 2:

Class : Class 5
The answer is D because wheat, gram, mustard are all Rabi crops

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Class : Class 6

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Subject :NSO    Class : Class 6

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